Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Engine Malfunctions/Insufficient Fuel Supply


1. Clogged fuel pipe or hose.
2. Clogged fuel filter or in-tank fuel filter.
3. Water in fuel filter.
4. Dirty or rusted fuel tank interior.
5. Malfunctioning fuel pump or clogged filter in pump.